Belvedere - La Défense Full refurbishment of the existing building. Creation of co-working spaces and commercial areas Missions : Design phase management Contracts Tennt : Spaces / Regus customer AG2R La Mondiale construction date 2016 - 2018 area 18 000 sqm architect Axel Shoenert Architectes Labels BREEAM HQE Excellent Other projects Kupka A - La Défense So Bauer - Saint Ouen